<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>分析生命周期</title>
    <!-- 引入Vue -->
    <script type="text/javascript" src="../js/vue.js"></script>
</head>
<body>
    <!-- 准备好一个容器 -->
    <div id="root" :x="n">
        <h2>当前的n值是：{{n}}</h2>
        <button @click="add">点我n+1</button>
        <button @click="bye">点我销毁vm</button>
    </div>
</body>
    <script type="text/javascript">
        Vue.config.productionTip = false // 阻止 vue 在启动时生成生产提示

        new Vue({
            el:'#root',
            /* template:
            `
                <div>
                    <h2>当前的n值是：{{n}}</h2>
                    <button @click="add">点我n+1</button>
                </div>
            `, */
            data:{
                n:1,
            },
            methods: {
                add(){
                    console.log("add")
                    this.n++
                },
                bye(){
                    console.log('bye')
                    this.$destroy()
                }
            },
            watch:{
                n(){
                    console.log("n变了")
                }
            },
            beforeCreate() {
                console.log('beforCreate')
            },
            created() {
                console.log('created')
            },
            beforeMount() {
                console.log('beforeMount')
            },
            mounted() {
                console.log('mounted')
            },
            beforeUpdate() {
                console.log('beforeUpdate')
            },
            updated() {
                console.log('updated')
            },
            beforeDestroy() {
                console.log("beforeDestroy")
                this.add()
                console.log(this.n)
            },
            destroyed() {
                console.log("destroy")
            },
        })
    </script>
</html>